﻿// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
// Copyright (c) 2011, Dr. Masroor Ehsan
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the author nor the
//       names of its contributors may be used to endorse or promote products
//       derived from this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// $Author: masroore@gmail.com $
// $Id: BaseConfig.cs 41 2014-11-22 10:47:38Z masroore@gmail.com $
// $Rev: 41 $
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

using System.IO;
using MaxTrader.Core;
using Westwind.Utilities.Configuration;

namespace MaxTrader.Configuration
{
    public class BaseConfig<T> : AppConfiguration where T : BaseConfig<T>, new()
    {
        private const string ConfigFileExtension = @"xml";

        protected string EncryptionKey { get; set; }

        protected string PropertiesToEncrypt { get; set; }

        protected string ConfigurationFileName { get; set; }

        protected string RepositoryLocation { get; private set; }

        private void InitializeProvider()
        {
            if (Provider == null)
            {
                if (string.IsNullOrEmpty(RepositoryLocation))
                {
                    RepositoryLocation = PathUtilities.GetConfigStorageFolder();
                }

                if (string.IsNullOrEmpty(ConfigurationFileName))
                {
                    ConfigurationFileName = Path.ChangeExtension(GetType().Name, ConfigFileExtension);
                }

                Provider = new XmlFileConfigurationProvider<T>
                               {
                                   EncryptionKey = EncryptionKey,
                                   PropertiesToEncrypt = PropertiesToEncrypt,
                                   UseBinarySerialization = false,
                                   XmlConfigurationFile = Path.Combine(RepositoryLocation, ConfigurationFileName)
                               };
            }
        }

        public new T Read()
        {
            InitializeProvider();
            return base.Read<T>();
        }

        public new bool Write()
        {
            InitializeProvider();
            return base.Write();
        }

        public static T LoadConfig()
        {
            var ret = new T();
            ret.Read();
            return ret;
        }
    }
}